For over three million years, Lucy and her fellow australopithecines scarcely changed at all.

在300多万年的时间里，露西和她的南方古猿同伴儿乎没有发生任。

Nor can we be certain that they were australopithecines. They are assumed to be australopithecines because there are no other known candidates.

我也不能确就一是南方古猿。所以被假为南方古猿，是因为我不知道还有别的候选对象。

The most famous hominid remains in the world are those of a 3.18-million-year-old australopithecine found at Hadar in Ethiopia in 1974 by a team led by Donald Johanson.

最有名的人科动物遗骸是1974年由唐纳德·约翰森带领的考古小组在埃塞俄比亚的哈达尔发现的几块318万年前的南方古猿石。